//
//  PYDelayManager.h
//  xuexi
//
//  Created by Jim on 2018/4/3.
//  Copyright © 2018年 Jim. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface PYDelay : NSObject

+ (void)delayInMainThreadAfter:(float)seconds block:(void (^)(void))block;

@end
